table{
    border: 1px solid gray;
    margin: 20px 0;
    width: 100%;
}
caption{
    font-size: 20px
}
td{
    height: 36px;
    line-height: 36px;
    text-align: center;
    font-size: 18px;
    border: 1px solid gray;
}
.ht{
    background-color: #ececec;
}
#tboxa{
    height: 30px;
    font-size: 20px;
    text-align: center;
}
.submit{
    text-align: center;
    margin-top: 10px;
}
.sub{
    background-color: #ececec;
    font-size: 20px;
    cursor: pointer;
    padding: 10px 15px;
}
.text>input{
    width: 96%;
}